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QxOrm
1.2.7
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com) 00005 ** 00006 ** This file is part of the QxOrm library 00007 ** 00008 ** This software is provided 'as-is', without any express or implied 00009 ** warranty. In no event will the authors be held liable for any 00010 ** damages arising from the use of this software 00011 ** 00012 ** Commercial Usage 00013 ** Licensees holding valid commercial QxOrm licenses may use this file in 00014 ** accordance with the commercial license agreement provided with the 00015 ** Software or, alternatively, in accordance with the terms contained in 00016 ** a written agreement between you and Lionel Marty 00017 ** 00018 ** GNU General Public License Usage 00019 ** Alternatively, this file may be used under the terms of the GNU 00020 ** General Public License version 3.0 as published by the Free Software 00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the 00022 ** packaging of this file. Please review the following information to 00023 ** ensure the GNU General Public License version 3.0 requirements will be 00024 ** met : http://www.gnu.org/copyleft/gpl.html 00025 ** 00026 ** If you are unsure which license is appropriate for your use, or 00027 ** if you have questions regarding the use of this file, please contact : 00028 ** contact@qxorm.com 00029 ** 00030 ****************************************************************************/ 00031 00032 #ifndef _QX_IS_SMART_PTR_H_ 00033 #define _QX_IS_SMART_PTR_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 #include <boost/mpl/if.hpp> 00047 #include <boost/mpl/or.hpp> 00048 #include <boost/mpl/logical.hpp> 00049 00050 #include <QxTraits/is_boost_intrusive_ptr.h> 00051 #include <QxTraits/is_boost_scoped_ptr.h> 00052 #include <QxTraits/is_boost_shared_ptr.h> 00053 #include <QxTraits/is_boost_weak_ptr.h> 00054 #include <QxTraits/is_qt_shared_data_ptr.h> 00055 #include <QxTraits/is_qt_scoped_ptr.h> 00056 #include <QxTraits/is_qt_shared_ptr.h> 00057 #include <QxTraits/is_qt_weak_ptr.h> 00058 #include <QxTraits/is_qx_dao_ptr.h> 00059 00060 namespace qx { 00061 namespace trait { 00062 00067 template <typename T> 00068 class is_smart_ptr 00069 { 00070 00071 private: 00072 00073 typedef typename boost::mpl::or_< qx::trait::is_qx_dao_ptr<T>, 00074 qx::trait::is_boost_intrusive_ptr<T>, 00075 qx::trait::is_boost_scoped_ptr<T>, 00076 qx::trait::is_boost_shared_ptr<T>, 00077 qx::trait::is_boost_weak_ptr<T> >::type cond_is_boost_smart_ptr; 00078 00079 typedef typename boost::mpl::or_< typename qx::trait::is_smart_ptr<T>::cond_is_boost_smart_ptr, 00080 qx::trait::is_qt_scoped_ptr<T>, 00081 qx::trait::is_qt_shared_ptr<T>, 00082 qx::trait::is_qt_weak_ptr<T>, 00083 qx::trait::is_qt_shared_data_ptr<T> >::type cond_is_smart_ptr; 00084 00085 typedef typename boost::mpl::if_< typename qx::trait::is_smart_ptr<T>::cond_is_smart_ptr, 00086 boost::mpl::true_, 00087 boost::mpl::false_ >::type type_is_smart_ptr; 00088 00089 public: 00090 00091 enum { value = qx::trait::is_smart_ptr<T>::type_is_smart_ptr::value }; 00092 00093 typedef typename qx::trait::is_smart_ptr<T>::type_is_smart_ptr type; 00094 00095 }; 00096 00097 } // namespace trait 00098 } // namespace qx 00099 00100 #endif // _QX_IS_SMART_PTR_H_